Open Source Software Catalog

172 programs — free forever, legal to download.

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Showing 172 programs

Rallly AGPL-3.0 Scheduling Web vuntagged-6490d7892bf741592dba ★ 5,338 WriteFreely AGPL-3.0 Blogging Linux macOS v0.17.2 ★ 5,283 Umbraco MIT Content Management Systems (CMS) vrelease-18.3.1 ★ 5,280 Radicale GPL-3.0 Calendar & Contacts Web v3.9.0 ★ 5,185 Joomla! GPL-2.0 Content Management Systems (CMS) v6.2.0 ★ 5,165 ANALOG logo ANALOG Minimal self-hosted event analytics for users running their own infrastructure. MIT Web Analytics Web v0.2.3 ★ 51 Huginn logo Huginn Build agents that read the web, watch events, and act for you on your own server. MIT Automation Web v2026.11.05.2 ★ 50,294 Metabase AGPL-3.0 Web Analytics Web v0.65.2 ★ 50,174 Apache Airflow Apache-2.0 Automation Web v3.3.2 ★ 47,367 RSSHub MIT Feed Readers v2026.11.05-8591.17b1822 ★ 46,837 Grimmory AGPL-3.0 E-books v3.5.0 ★ 4,662 Rocket.Chat MIT Messaging Web v8.9.0 ★ 46,372 Payload CMS MIT Content Management Systems (CMS) v3.93.0 ★ 45,678 Expressa logo Expressa Schema-defined REST APIs and admin tools for Node.js/Express developers MIT Content Management Systems (CMS) v2.1.3 ★ 452 Open Source POS logo Open Source POS Web-based POS for retail shops: sales, stock, invoices, and reports. MIT E-commerce v3.4.3 ★ 4,501 Contao LGPL-3.0 Content Management Systems (CMS) ★ 450 Easy!Appointments GPL-3.0 Scheduling Web v1.6.1 ★ 4,480 NeonLink logo NeonLink Lightweight self-hosted bookmark service for private link organization. MIT Bookmarks Web v1.5.0 ★ 420 Shhh logo Shhh Encrypted secret sharing so sensitive info stays out of emails and chat logs MIT Messaging Web v3.2.4 ★ 420 Hi.Events AGPL-3.0 Scheduling Web v2.0.0 ★ 4,127 Daily Stars Explorer MIT Web Analytics Web v0.1.0 ★ 410 Postiz AGPL-3.0 Web Analytics Web v2.25.3 ★ 40,936 PostHog MIT Web Analytics Linux macOS vdesktop-v0.61.943 ★ 40,651 Umami MIT Web Analytics Web v3.4.1 ★ 39,925